31 lines
834 B
C
31 lines
834 B
C
#include <Include/fg_constants.h>
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#include <Math/fg_geodesy.h>
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#include <stdio.h>
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void
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main( void )
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{
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double Lon, Alt, sl_radius;
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double geodetic_Lat;
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double geocentric_Lat;
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Lon = -87.75 * DEG_TO_RAD;
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geodetic_Lat = 41.83 * DEG_TO_RAD;
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Alt = 1.5; /* km */
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printf("Geodetic position = (%.8f, %.8f, %.8f)\n", Lon, geodetic_Lat, Alt);
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fgGeodToGeoc( geodetic_Lat, Alt, &sl_radius, &geocentric_Lat );
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printf("Geocentric position = (%.8f, %.8f, %.8f)\n", Lon, geocentric_Lat,
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sl_radius + Alt);
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printf("new sl_radius = %.8f\n", sl_radius);
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fgGeocToGeod( geocentric_Lat, sl_radius + Alt, &geodetic_Lat,
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&Alt, &sl_radius );
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printf("Geodetic position = (%.8f, %.8f, %.8f)\n", Lon, geodetic_Lat, Alt);
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printf("new sl_radius = %.8f\n", sl_radius);
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}
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